diff --git a/src/run.jl b/src/run.jl
index 7fef3a5a8bf6f36e38c3b9d4a127a66897efd678..e51e2d6fa99111256f029c8f224c24b01f51a9eb 100644
--- a/src/run.jl
+++ b/src/run.jl
@@ -77,7 +77,7 @@ function step!(ctx::L1L2TVContext)
     gamma1 = ctx.gamma1
     gamma2 = ctx.gamma2
 
-    function du_a(x, du, nabladu, phi, nablaphi; g, u, nablau, p1, p2, tdata)
+    function du_a(x_, du, nabladu, phi, nablaphi; g, u, nablau, p1, p2, tdata)
 	m1 = max(gamma1, norm(T(tdata, u) - g))
 	cond1 = norm(T(tdata, u) - g) > gamma1 ?
 	    dot(T(tdata, u) - g, T(tdata, du)) / norm(T(tdata, u) - g)^2 * p1 :
@@ -98,7 +98,7 @@ function step!(ctx::L1L2TVContext)
 	return a1 + a2 + aB
     end
 
-    function du_l(x, phi, nablaphi; g, u, nablau, p1, p2, tdata)
+    function du_l(x_, phi, nablaphi; g, u, nablau, p1, p2, tdata)
 	aB = alpha2 * dot(T(tdata, u), T(tdata, phi)) +
 	    beta * dot(S(u, nablau), S(phi, nablaphi))
 	m1 = max(gamma1, norm(T(tdata, u) - g))
@@ -119,7 +119,7 @@ function step!(ctx::L1L2TVContext)
 
 
     # solve dp1
-    function dp1_update(x; g, u, p1, du, tdata)
+    function dp1_update(x_; g, u, p1, du, tdata)
 	m1 = max(gamma1, norm(T(tdata, u) - g))
 	cond = norm(T(tdata, u) - g) > gamma1 ?
 	    dot(T(tdata, u) - g, T(tdata, du)) / norm(T(tdata, u) - g)^2 * p1 :
@@ -130,7 +130,7 @@ function step!(ctx::L1L2TVContext)
 	ctx.g, ctx.u, ctx.p1, ctx.du, ctx.tdata)
 
     # solve dp2
-    function dp2_update(x; u, nablau, p2, du, nabladu)
+    function dp2_update(x_; u, nablau, p2, du, nabladu)
 	m2 = max(gamma2, norm(nablau))
 	cond = norm(nablau) > gamma2 ?
 	    dot(nablau, nabladu) / norm(nablau)^2 * p2 :
@@ -182,7 +182,7 @@ end
 function estimate!(ctx::L1L2TVContext)
     huber(x, gamma) = abs(x) < gamma ? x^2 / (2 * gamma) : abs(x) - gamma / 2
 
-    function estf(x; g, u, p1, p2, nablau, w, nablaw, tdata)
+    function estf(x_; g, u, p1, p2, nablau, w, nablaw, tdata)
 	alpha1part = iszero(ctx.alpha1) ? 0. : ctx.alpha1 * (
 	    huber(norm(ctx.T(tdata, u) - g), ctx.gamma1) +
 	    dot(ctx.T(tdata, u) - g, p1 / ctx.alpha1) +